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US 2022/0021058 A1Published application
Battery module, battery pack, and vehicle
AssigneeContemporary Amperex Technology Co., Limited
InventorsXiaoshan DAI, Shoujiang XU
Life of this patent
Estimating the term…
Abstract
This application provides a battery module, a battery pack, and a vehicle. The battery module includes batteries, a first end plate, and a second end plate. A first lug portion of the first end plate is provided with a first mounting hole. A second lug portion of the second end plate is provided with a second mounting hole. An area of a lower surface of the first lug portion is S1, a distance from a central axis of the first mounting hole to a center line of the battery module is d1, an area of a lower surface of the second lug portion is S2 and a distance from a central axis of the second mounting hole to the center line of the battery module is d2, where d1>d2, and S1<S2.
Claims20
A battery module, comprising:
- a plurality of batteries, a first end plate, and a second end plate, wherein the first end plate and the second end plate are respectively located on two sides of the plurality of batteries in a second direction;
- the first end plate is provided with a first main body portion and a first lug portion, wherein the first lug portion protrudes from the first main body portion along the second direction, and is provided with a first mounting hole;
- the second end plate is provided with a second main body portion and a second lug portion, wherein the second lug portion protrudes from the second main body portion along the second direction, and is provided with a second mounting hole;
- and
- an area of a lower surface, in a third direction, of the first lug portion is S1, a distance from a central axis of the first mounting hole to a center line, in a first direction, of the battery module is d1, an area of a lower surface, in the third direction, of the second lug portion is S2, and a distance from a central axis of the second mounting hole to the center line, in the first direction, of the battery module is d2, wherein d1>d2, and S1<S2.
2 more elements
A battery pack, comprising a box body, and a plurality of the battery modules;
- wherein each battery module comprises:
- a plurality of batteries, a first end plate, and a second end plate, wherein the first end plate and the second end plate are respectively located on two sides of the plurality of batteries in a second direction;
- the first end plate is provided with a first main body portion and a first lug portion, wherein the first lug portion protrudes from the first main body portion along the second direction, and is provided with a first mounting hole;
- the second end plate is provided with a second main body portion and a second lug portion, wherein the second lug portion protrudes from the second main body portion along the second direction, and is provided with a second mounting hole;
- and
- an area of a lower surface, in a third direction, of the first lug portion is S1, a distance from a central axis of the first mounting hole to a center line, in a first direction, of the battery module is d1, an area of a lower surface, in the third direction, of the second lug portion is S2, and a distance from a central axis of the second mounting hole to the center line, in the first direction, of the battery module is d2, wherein d1>d2, and S1<S2;
- and
- wherein the each battery module is fastened to the box body through the first mounting hole and the second mounting hole;
- and
- the plurality of battery modules comprise a first battery module and a second battery module, and the first lug portion of the first end plate of the first battery module and the second lug portion of the second end plate of the second battery module are arranged side by side in the first direction.
7 more elements
A vehicle, comprising:
- a battery pack,
- wherein the battery pack comprising a box body, and a plurality of the battery modules;
- wherein each battery module comprises:
- a plurality of batteries, a first end plate, and a second end plate, wherein the first end plate and the second end plate are respectively located on two sides of the plurality of batteries in a second direction;
- the first end plate is provided with a first main body portion and a first lug portion, wherein the first lug portion protrudes from the first main body portion along the second direction, and is provided with a first mounting hole;
- the second end plate is provided with a second main body portion and a second lug portion, wherein the second lug portion protrudes from the second main body portion along the second direction, and is provided with a second mounting hole;
- and
- an area of a lower surface, in a third direction, of the first lug portion is S1, a distance from a central axis of the first mounting hole to a center line, in a first direction, of the battery module is d1, an area of a lower surface, in the third direction, of the second lug portion is S2, and a distance from a central axis of the second mounting hole to the center line, in the first direction, of the battery module is d2, wherein d1>d2, and S1<S2;
- and
- wherein the each battery module is fastened to the box body through the first mounting hole and the second mounting hole;
- and
- the plurality of battery modules comprise a first battery module and a second battery module, and the first lug portion of the first end plate of the first battery module and the second lug portion of the second end plate of the second battery module are arranged side by side in the first direction.
9 more elements
Dependencies are inferred from the claim text.